A series of experiments with a single S on the effects of post-hypnotically altered perception on behavior suggests a relation between a schizophrenic-like condition and loss of depth perception, and a psychedelic state with enhanced depth perception. These changes were not observed with blurred vision or enhanced visual clarity.
BeersC. W.A mind that found itself. (7th ed.) Garden City, N. Y.: Doubleday, 1950.
3.
CooperL. F.EricksonM. H.Time distortion in hypnosis. (2nd ed.) Baltimore: Williams & Wilkins, 1959.
4.
FogelS.HofferA.Perceptual changes induced by hypnotic suggestion for the posthypnotic state: I. General account of the effect on personality. J. clin. exp. Psychopathol., 1962, 23, 24–35.
5.
HuxleyA.The doors of perception. New York: Harper, 1954.
6.
KubzanskyP. E.The effects of reduced environmental stimulation on human behavior: A review. In BidermanA. D.ZimmerH. (Eds.), The manipulation of human behavior. Baltimote: Wiley, 1961. Pp. 51–95.
7.
LeubaC.The use of hypnosis for controlling variables in psychological experiments. J. abnorm, soc. Psychol., 1941, 36, 271–274.
8.
SavageC.Variations in ego feelings induced by d-lysergic acid diethylamide (LSD-25). Psychoanal. Rev., 1955, 42, 1–16.
